public virtual void FillRectangleT(double x1, double y1, double x2, double y2)
{
GFXPath rc = new GFXPath();
rc.MoveTo(x1, y1);
rc.LineTo(x2, y1);
rc.LineTo(x2, y2);
rc.LineTo(x1, y2);
rc.CloseSubPath();
FillPathT(rc);
}
private static GFNGlyph ParseGlyph(string val)
{
string[] atoms = val.Split(new char[] { ' ', '\t' }, StringSplitOptions.RemoveEmptyEntries);
Stack <double> stack = new Stack <double>();
GFXPath path = new GFXPath();
double num;
double? dx = null;
double x, y, bulge, xctl1, yctl1, xctl2, yctl2;
foreach (string atom in atoms)
{
if (double.TryParse(atom, NumberStyles.Float, CultureInfo.InvariantCulture, out num))
{
stack.Push(num);
}
else
{ //not a number, assume operator
switch (atom)
{
case "dx":
dx = stack.Pop();
break;
case "m": //move to
y = stack.Pop();
x = stack.Pop();
path.MoveTo(x, y);
break;
case "l": //line to
y = stack.Pop();
x = stack.Pop();
path.LineTo(x, y);
break;
case "a": //arc to
bulge = stack.Pop();
y = stack.Pop();
x = stack.Pop();
path.ArcTo(x, y, bulge);
break;
case "c": //curve to
y = stack.Pop();
x = stack.Pop();
yctl2 = stack.Pop();
xctl2 = stack.Pop();
yctl1 = stack.Pop();
xctl1 = stack.Pop();
path.BezierTo(xctl1, yctl1, xctl2, yctl2, x, y);
break;
default:
throw new Exception("Invalid font program operator '" + atom + "'");
}
}
}
if (dx == null)
{
throw new Exception("Glyph missing dx operator");
}
return(new GFNGlyph(path, (double)dx));
}
